Dry Transformer

Dry type transformers utilize advanced air-cooling and high-grade insulation materials instead of liquid coolants, making them an exceptionally safe and environmentally friendly solution. They are specifically engineered for indoor applications where fire safety is a critical concern, such as high-rise buildings, hospitals, and underground facilities. With no risk of oil leaks or toxic spills, these units offer a “fit-and-forget” reliability with minimal maintenance requirements.

SC(B)11 Dry Type Transformer
Model Series

SC(B)11 Dry-Type Transformer

Connection group grade

Yyn0 or Dyn11

Rated capacity(KVA)

30 ~ 2500 (KVA)

High voltage (kV)

10 (kV) / 35 (kV)

Low voltage(kV)

0.4/3.5/6/ 6.3/10/ 10.5/ 11(kV)

Short-circuit resistance(%)

4 / 6 / 8.0

Tapping range

+5%
+2×2.5%

SC(B)H15 Amorphous Alloy Dry Type Power Transformer
Model Series

SC(B)H15 Amorphous Alloy Dry Type Power Transformer

Connection group grade

Dyn11

Rated capacity(KVA)

30 ~ 2500 (KVA)

High voltage (kV)

11 10 10.5 6.3 6 (kV)

Low voltage(kV)

0.4 (kV)

Short-circuit resistance(%)

4 / 6

Tapping range

±5% or ±2×2.5%

SCB14 Energy Efficiency Two-Stage Dry Type Transformer
Model Series

SCB14 Energy Efficiency Two-Stage Dry Type Transformer

Connection group grade

Yyn0 or Dyn11

Rated capacity(KVA)

30 ~ 2500 (KVA)

High voltage (kV)

10 6.3 6 (kV)

Low voltage(kV)

0.4 (kV)

Short-circuit resistance(%)

4 / 6 / 8

Tapping range

±5% ±2×2.5% ±3 or-1 x2.5%

SCB18 Energy Efficiency Level One Cast Resin Dry Transformer
Model Series

SCB18 Energy Efficiency Level One Dry-Type Transformer

Connection group grade

Yyn0 or Dyn11

Rated capacity(KVA)

30 ~ 2500 (KVA)

High voltage (kV)

10 6.3 6 (kV)

Low voltage(kV)

0.4 (kV)

Short-circuit resistance(%)

4 / 6 / 8

Tapping range

±5% ±2×2.5% ±3 or-1 x2.5%

SG(B)13 / SC(B)13 Dry-Type Transformer
Model Series

SG(B)13 / SC(B)13 Dry-Type Transformer

Connection group grade

Yyn0 or Dyn11

Rated capacity(KVA)

30 ~ 2500 (KVA)

High voltage (kV)

10 6.3 6 (kV)

Low voltage(kV)

0.4 (kV)

Short-circuit resistance(%)

4 / 6

Tapping range

+5%
+2×2.5%
or other